1cation postive or nagtive
postive
2what is salting
salting drys and kills bacteria
3what is fermentation
fermentation canning sugar to lactic acid bacteria
4who made the leveling model
bohr war
5who made the rasin bun model
jj
6who made the gold foil model
rutherferd
7who made the billyard ball model
dalton
8anions postive or nagtive
nagtive
9what is somthing humans used that in cludes chemicls in the old days
china gunpowered, fn mud and water for bricks, sailors salting
10decribe a non metel
dull, brittle,found on middte of table
11decribe a metel
shinny,found on left sice of periodic table
12write elements in nuclear notation
protrons and neutrons = Mass number Name = atomic number Atomic number and protons are the same
13when writing a lonic formula the metal go's
14what is MSDS?
MSDS means Materail Safety Data Sheet
15What way is group (on Periodic table )
16what way is Row Period ( on periodic table )
17what's a Moleculer Compound
2 NON metels Ex) BrC ( Bromine, Carbon )
18what is the Stock System
Roman Numreals used for naming transition metals
19Electrons
- Have a positive charge
- Have a native charge
- Have NO charge
20Protons
- Have a nagtive charge
- Have a Positive charge
- Have NO charge
21Neutrons
- Have a negative charge
- Have a Prostive charge
- Have NO charge
22what is an ionic compound ?
metal and NON-Metal
23what is the law Conservation of energy ?
Eergy can not be destored nor created and can only be Converted from one form of energy to another
24what is Lavoisier law of conservation of mass
Mass is neither Created nor destroyed in chemical reactions
25what Side of the element has the atomic number
26what side of the element has the atomic mass
27Notions
- Stay the same
- change within
28Protrons and elections
- Stay the same
- change within
31Bohr Model for sulfur
- Has 25 electrions
- Has 16 electrions
- Has 13 elections